Top Definition
a terrible, thumber downer person
DERFY, you thumbed me down! again!
by churmisturg January 04, 2011

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An idiot from Alabama, who is "Bi-curious" but we all know just loves the man rod. Often lusting after Josh.
You act just like that moron Derfy, you southern hick.
by srd April 06, 2004

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Lotsa space for your liquids.

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The Urban Dictionary Mug

Your favorite word on a white mug.

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The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

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The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

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The Urban Dictionary T-Shirt

Smooth, soft, slim fit American Apparel shirt. Custom printed. 100% fine jersey cotton, except for heather grey (90% cotton).

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an Alabama youth. often red neck in nature as far as capabilities. considered to be a "geek", but lacks actual abilities in regard to high tech. can also be confused with fred spelled backwards with a fancy "y" added for stupidity
get away from that before you break it like a derfy
by turtle humper 2006 May 19, 2006

The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Your favorite word on a white mug.

Create a mug

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug

The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

Buy the t-shirt

The Urban Dictionary T-Shirt

Smooth, soft, slim fit American Apparel shirt. Custom printed. 100% fine jersey cotton, except for heather grey (90% cotton).

Buy the t-shirt